2684721201 has 16 divisors (see below), whose sum is σ = 3650023296. Its totient is φ = 1754669696.

The previous prime is 2684721181. The next prime is 2684721217. The reversal of 2684721201 is 1021274862.

It is a cyclic number.

It is not a de Polignac number, because 2684721201 - 2¹¹ = 2684719153 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2684721251) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 221956 + ... + 233738.

It is an arithmetic number, because the mean of its divisors is an integer number (228126456).

Almost surely, 2^2684721201 is an apocalyptic number.

It is an amenable number.

2684721201 is a deficient number, since it is larger than the sum of its proper divisors (965302095).

2684721201 is a wasteful number, since it uses less digits than its factorization.

2684721201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13272.

The product of its (nonzero) digits is 10752, while the sum is 33.

The square root of 2684721201 is about 51814.2953343959. The cubic root of 2684721201 is about 1389.8450909955.

The spelling of 2684721201 in words is "two billion, six hundred eighty-four million, seven hundred twenty-one thousand, two hundred one".